Recordings: Tapping the Roots

O.K., all you teenaroons, it's nostalgia time, as we move into the groove with the supersound of yesteryear! Let me sock it to ya — the Beatles, a pow-pow-pounding boogie beat, four blattzing saxes and a nitty-gritty ditty called Lady Madonna! Yeah!

But wait. The Beatles' Lady Madonna is no golden oldie, as the disk jocks say—gone from the charts but not from our hearts. It's their latest single, recorded before they went off to meditate in India last month, and released on both sides of the Atlantic last week. It bears the...